02-17-2012, 01:25 AM #11
I don't know a lot about your fish, but I would assume a fish that big would have a pretty large bio-load. You might be better off using a sump for filtration along with getting a bigger tank.
A ~18 inch fish is likely starting to get cramped in a 48 inch tank
"Not using a quarantine tank is like playing Russian roulette. Nobody wins the game, some people just get to play longer than others." - Anthony Calfo
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